What powers vio.edu.vn?
Last seen Jun 2026 · 55 technologies across 22 categories
Analytics
Google Analytics
since Apr 2019
Microsoft Clarity
since Dec 2023
Authentication
Facebook Login
since Jul 2021
CDN
cdnjs
since Nov 2021
Cloudflare
since May 2022
Google Hosted Libraries
since Nov 2022
jsDelivr
since Jul 2020
Unpkg
since Jun 2026
CMS
CRM
Zoho
since Aug 2022
Databases
MySQL
since Oct 2025
Font scripts
Font Awesome
since Apr 2019
Google Font API
since Nov 2022
Geolocation
ipify
since Apr 2022
JavaScript frameworks
Next.js App Router
since May 2026
React
since Apr 2019
JavaScript graphics
JavaScript libraries
Miscellaneous
Babel
since Mar 2020
Open Graph
since Sep 2022
PWA
since Aug 2022
RSS
since Oct 2025
Webpack
since Apr 2019
Performance
Priority Hints
since Oct 2025
Programming languages
Rich text editors
CKEditor
since Apr 2019
Security
HSTS
since Jun 2024
Surveys
Tally
since Sep 2024
Tag managers
Google Tag Manager
since Feb 2021
UI frameworks
Video players
Web servers
WordPress plugins
RankMath SEO
since Oct 2025
Audience
- 93% desktop
- 4% tablet
- 3% phone
Vietnam
Singapore
Hong Kong SAR China
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.68 / 10 · ranked #2,196,467 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 225 ms |
| CLS | 0.1 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- Weight: 15.3 MB · 210 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| loadtest.vio.edu.vn | 29 |
| preprod.vio.edu.vn | 26 |
| vio.edu.vn | 26 |
| www.vio.edu.vn | 26 |
| policy.vio.edu.vn | 23 |
| admin.vio.edu.vn | 20 |
| tintuc.vio.edu.vn | 17 |
| exam.vio.edu.vn | 12 |
| dautruong.vio.edu.vn | 11 |
| admin-next.vio.edu.vn | 9 |
| dongnai-traogiai.vio.edu.vn | 9 |
| haiphong-traogiai.vio.edu.vn | 9 |
| hungyen-traogiai.vio.edu.vn | 9 |
| hochiminh-traogiai.vio.edu.vn | 4 |
| viokids.vio.edu.vn | 2 |